Web accessibility audit tool#1979
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Pull request overview
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Copilot was unable to run its full agentic suite in this review.
Adds a new web-accessibility-audit skill with supporting references and a runnable Node script to execute axe-core scans against live URLs and produce a summarized + JSON report.
Changes:
- Added
axe-audit.mjsPlaywright + axe-core runner script with CLI flags and CI-friendly exit codes. - Added a WCAG 2.2 AA checklist/remediation reference document for manual auditing.
- Registered the new skill in
docs/README.skills.mdand provided a detailedSKILL.mdworkflow.
Reviewed changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 4 comments.
| File | Description |
|---|---|
| skills/web-accessibility-audit/scripts/axe-audit.mjs | New CLI script to run axe-core via Playwright and emit summary/JSON output. |
| skills/web-accessibility-audit/references/wcag-2.2-checklist.md | New WCAG 2.2 checklist + remediation guidance reference. |
| skills/web-accessibility-audit/SKILL.md | New skill definition and end-to-end audit workflow documentation. |
| docs/README.skills.md | Adds the new skill to the skills index table. |
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| function parseArgs(argv) { | ||
| const args = { url: null, tags: ['wcag2a', 'wcag2aa', 'wcag22aa'], json: null, full: false }; | ||
| const rest = argv.slice(2); | ||
| for (let i = 0; i < rest.length; i++) { | ||
| const a = rest[i]; | ||
| if (a === '--tags') args.tags = rest[++i].split(',').map((t) => t.trim()).filter(Boolean); | ||
| else if (a === '--json') args.json = rest[++i]; | ||
| else if (a === '--full') args.full = true; | ||
| else if (a === '--help' || a === '-h') args.help = true; | ||
| else if (!a.startsWith('--')) args.url = a; | ||
| } | ||
| return args; | ||
| } |
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| if (args.help || !args.url) { | ||
| usage(); | ||
| process.exit(args.url ? 0 : 1); | ||
| } |
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| process.exit(Math.min(violations.length, 250)); | ||
| } finally { | ||
| await browser.close(); | ||
| } |
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| | Criterion | Check | Common failure | | ||
| |-----------|-------|----------------| | ||
| | 1.1.1 Non-text Content — A | All images/icons/controls have a text alternative; decorative images use `alt=""` | Icon-only buttons with no `aria-label`; `alt` repeating adjacent text | | ||
| | 1.2.x Time-based Media — A/AA | Video has captions; audio has transcripts | Auto-playing video, no captions | |
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Pull Request Checklist
npm startand verified thatREADME.mdis up to date.stagedbranch for this pull request.Description
A self-contained Agent Skill that takes accessibility work beyond a passing scanner score. It pairs automated scanning with the manual checks that tools can't do, triages findings by real user impact, and remediates in the source rather than patching the rendered DOM.
Type of Contribution
Additional Notes
By submitting this pull request, I confirm that my contribution abides by the Code of Conduct and will be licensed under the MIT License.